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Use an extra variable to assign to instead of missusing an input

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parameter. This will help in constification.

Submitted by:	Max Okumoto <okumoto@ucsd.edu>
This commit is contained in:
Hartmut Brandt 2005-02-04 08:31:42 +00:00
parent fec9b45897
commit 8cfa18d178
1 changed files with 7 additions and 7 deletions
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14
usr.bin/make/var.c
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@ -513,7 +513,7 @@ Var_Append(char *name, const char *val, GNode *ctxt)
Boolean
Var_Exists(char *name, GNode *ctxt)
{
Var *v;
Var *v;
VarPossiblyExpand(&name, ctxt);
v = VarFind(name, ctxt, FIND_CMD|FIND_GLOBAL|FIND_ENV);
@ -544,7 +544,7 @@ Var_Exists(char *name, GNode *ctxt)
char *
Var_Value(char *name, GNode *ctxt, char **frp)
{
Var *v;
Var *v;
VarPossiblyExpand(&name, ctxt);
v = VarFind(name, ctxt, FIND_ENV | FIND_GLOBAL | FIND_CMD);
@ -1726,6 +1726,7 @@ Var_Subst(char *var, char *str, GNode *ctxt, Boolean undefErr)
char *val; /* Value to substitute for a variable */
size_t length; /* Length of the variable invocation */
Boolean doFree; /* Set true if val should be freed */
char *result;
static Boolean errorReported; /* Set true if an error has already
* been reported to prevent a plethora
* of messages when recursing */
@ -1748,7 +1749,7 @@ Var_Subst(char *var, char *str, GNode *ctxt, Boolean undefErr)
* Skip as many characters as possible -- either to the end of
* the string or to the next dollar sign (variable invocation).
*/
char *cp;
const char *cp;
for (cp = str++; *str != '$' && *str != '\0'; str++)
continue;
@ -1765,8 +1766,7 @@ Var_Subst(char *var, char *str, GNode *ctxt, Boolean undefErr)
} else
expand = TRUE;
break;
}
else {
} else {
char *p;
/*
@ -1861,9 +1861,9 @@ Var_Subst(char *var, char *str, GNode *ctxt, Boolean undefErr)
}
Buf_AddByte(buf, '\0');
str = (char *)Buf_GetAll(buf, (size_t *)NULL);
result = (char *)Buf_GetAll(buf, (size_t *)NULL);
Buf_Destroy(buf, FALSE);
return (str);
return (result);
}
/*-